Home / 4,742.18-7,114.07-1,454.48

Finding the Fourth Proportional to 4,742.18, 7,114.07 and 1,454.48

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Solution

The fourth proportional to 4,742.18, 7,114.07 and 1,454.48 is: 2,181.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.18 : 7,114.07 = 1,454.48 : x
  2. Step 2: Convert to fraction form
    4,742.18/7,114.07 = 1,454.48/x
  3. Step 3: Cross multiply
    4,742.18x = 7,114.07 × 1,454.48
  4. Step 4: Simplify right side
    4,742.18x = 10,347,272.53
  5. Step 5: Solve for x
    x = 10,347,272.53/4,742.18
  6. Step 6: Final answer
    x = 2,181.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.